1268611 has 8 divisors (see below), whose sum is σ = 1393920. Its totient is φ = 1149192.

The previous prime is 1268599. The next prime is 1268621. The reversal of 1268611 is 1168621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1268611 - 2¹¹ = 1266563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1268621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1015 + ... + 1888.

It is an arithmetic number, because the mean of its divisors is an integer number (174240).

2^1268611 is an apocalyptic number.

1268611 is a deficient number, since it is larger than the sum of its proper divisors (125309).

1268611 is a wasteful number, since it uses less digits than its factorization.

1268611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2945.

The product of its digits is 576, while the sum is 25.

The square root of 1268611 is about 1126.3263292670. The cubic root of 1268611 is about 108.2537187571.

The spelling of 1268611 in words is "one million, two hundred sixty-eight thousand, six hundred eleven".